GB1405833A - Production of anthracenes from 2-methyl diphenyl methanes in presence of sulphur - Google Patents

Production of anthracenes from 2-methyl diphenyl methanes in presence of sulphur

Info

Publication number
GB1405833A
GB1405833A GB1783373A GB1783373A GB1405833A GB 1405833 A GB1405833 A GB 1405833A GB 1783373 A GB1783373 A GB 1783373A GB 1783373 A GB1783373 A GB 1783373A GB 1405833 A GB1405833 A GB 1405833A
Authority
GB
United Kingdom
Prior art keywords
sulphur
anthracenes
anthracene
production
methyl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1783373A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Publication of GB1405833A publication Critical patent/GB1405833A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
    • C07C5/373—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation
    • C07C5/393—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation with cyclisation to an aromatic six-membered ring, e.g. dehydrogenation of n-hexane to benzene
    • C07C5/41—Catalytic processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
    • C07C2603/24—Anthracenes; Hydrogenated anthracenes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB1783373A 1972-04-14 1973-04-13 Production of anthracenes from 2-methyl diphenyl methanes in presence of sulphur Expired GB1405833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2218004A DE2218004C3 (de) 1972-04-14 1972-04-14 Verfahren zur Herstellung von Anthracenen

Publications (1)

Publication Number Publication Date
GB1405833A true GB1405833A (en) 1975-09-10

Family

ID=5841940

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1783373A Expired GB1405833A (en) 1972-04-14 1973-04-13 Production of anthracenes from 2-methyl diphenyl methanes in presence of sulphur

Country Status (19)

Country Link
US (1) US3801662A (xx)
JP (1) JPS5125020B2 (xx)
AR (1) AR194172A1 (xx)
AT (1) AT321290B (xx)
AU (1) AU5448773A (xx)
BE (1) BE798180A (xx)
BG (1) BG20556A3 (xx)
BR (1) BR7302701D0 (xx)
CH (1) CH586171A5 (xx)
DD (1) DD105437A5 (xx)
DE (1) DE2218004C3 (xx)
FR (1) FR2180104B1 (xx)
GB (1) GB1405833A (xx)
IT (1) IT980171B (xx)
LU (1) LU67418A1 (xx)
NL (1) NL7305078A (xx)
PL (1) PL85377B1 (xx)
SU (1) SU472497A3 (xx)
ZA (1) ZA732570B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51127872A (en) * 1975-04-28 1976-11-08 Dainichi Sangiyou Kk Packaging bag
JPS52114914U (xx) * 1976-02-25 1977-08-31
JPS52114915U (xx) * 1976-02-25 1977-08-31
JPS5460016U (xx) * 1977-10-03 1979-04-25

Also Published As

Publication number Publication date
SU472497A3 (ru) 1975-05-30
ZA732570B (en) 1974-03-27
FR2180104A1 (xx) 1973-11-23
FR2180104B1 (xx) 1978-06-30
BG20556A3 (xx) 1975-12-05
BE798180A (fr) 1973-10-15
AT321290B (de) 1975-03-25
DE2218004C3 (de) 1979-11-08
AR194172A1 (es) 1973-06-22
US3801662A (en) 1974-04-02
JPS5125020B2 (xx) 1976-07-28
AU5448773A (en) 1974-10-17
LU67418A1 (xx) 1973-06-18
DE2218004A1 (de) 1973-11-08
NL7305078A (xx) 1973-10-16
DD105437A5 (xx) 1974-04-20
DE2218004B2 (de) 1979-03-15
BR7302701D0 (pt) 1974-07-18
JPS4918861A (xx) 1974-02-19
PL85377B1 (xx) 1976-04-30
IT980171B (it) 1974-09-30
CH586171A5 (xx) 1977-03-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee